netdev - Re: regression in ath10k dma allocation

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Date:   Fri, 16 Aug 2019 18:43:01 +0200
From:   Christoph Hellwig <hch@....de>
To:     Tobias Klausmann <tobias.johannes.klausmann@....thm.de>
Cc:     kvalo@...eaurora.org, davem@...emloft.net,
        ath10k@...ts.infradead.org, linux-wireless@...r.kernel.org,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        nicoleotsuka@...il.com, hch@....de, m.szyprowski@...sung.com,
        robin.murphy@....com, iommu@...ts.linux-foundation.org,
        tobias.klausmann@...enet.de
Subject: Re: regression in ath10k dma allocation

Hi Tobias,

do you have CONFIG_DMA_CMA set in your config?  If not please make sure
you have this commit in your testing tree, and if the problem still
persists it would be a little odd and we'd have to dig deeper:

commit dd3dcede9fa0a0b661ac1f24843f4a1b1317fdb6
Author: Nicolin Chen <nicoleotsuka@...il.com>
Date:   Wed May 29 17:54:25 2019 -0700

    dma-contiguous: fix !CONFIG_DMA_CMA version of dma_{alloc, free}_contiguous()